WinAPI: GetWindowsDirectory - 获取 Windows 所在目录

//声明:
GetWindowsDirectory(
  lpBuffer: PChar; {缓冲区}
  uSize: UINT      {缓冲区大小}
): UINT;           {返回实际长度}

 
 
 
 
 

 

 
  

//举例:
var
  arr: array[0..MAX_PATH] of Char;
  num: UINT;
begin
  num := GetWindowsDirectory(arr, MAX_PATH);
  ShowMessage(arr);           {C:\WINDOWS}
  ShowMessage(IntToStr(num)); {10}
end;

 
 
 
 
 

 

 
  

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